Multiply by 5s
5 x 3
15
3 x 2
6
4 x 3
12
6 x 2
12
10 x 2
20
5 x 5
25
3 x 3
9
4 x 5
20
6 x 4
24
10 x 5
50
5 x 7
35
3 x 7
21
4 x 7
28
6 x 3
18
10 x 8
80
5 x 9
45
3 x 11
33
4 x 10
40
6 x 6
36
10 x 10
100
5 x 8
40
3 x 6
18
4 x 20
80
6 x 8
48
10 x 15
150